The sample should be selected randomly.
less bias and error occur when sample size is larger
random sample
Bias
bias
Sampling bias.
Representative/random
less bias and error occur when sample size is larger
random sample
Random Sample
The answer is Random Sample
A randomly selected sample.
bias
random or blind
Selection, choice
When a p-n junction is taken without a bias, it forms a PHOTO VOLTAIC CELL.
Bias
bias.